--- /dev/null
+/****************************************************************************
+ * Copyright (c) 2013 Free Software Foundation, Inc. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining a *
+ * copy of this software and associated documentation files (the *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/*
+ * Author: Thomas E. Dickey
+ *
+ * $Id: dots_termcap.c,v 1.5 2013/06/09 00:09:46 tom Exp $
+ *
+ * A simple demo of the termcap interface.
+ */
+#define USE_TINFO
+#include <test.priv.h>
+
+#if HAVE_TGETENT
+
+#include <time.h>
+
+#define valid(s) ((s != 0) && s != (char *)-1)
+
+static bool interrupted = FALSE;
+static long total_chars = 0;
+static time_t started;
+
+static char *t_AB;
+static char *t_AF;
+static char *t_cl;
+static char *t_cm;
+static char *t_me;
+static char *t_mr;
+static char *t_oc;
+static char *t_op;
+static char *t_ve;
+static char *t_vi;
+
+static struct {
+ const char *name;
+ char **value;
+} my_caps[] = {
+
+ {
+ "AB", &t_AB
+ },
+ {
+ "AF", &t_AF
+ },
+ {
+ "cl", &t_cl
+ },
+ {
+ "cm", &t_cm
+ },
+ {
+ "me", &t_me
+ },
+ {
+ "mr", &t_mr
+ },
+ {
+ "oc", &t_oc
+ },
+ {
+ "op", &t_op
+ },
+ {
+ "ve", &t_ve
+ },
+ {
+ "vi", &t_vi
+ },
+};
+
+static
+TPUTS_PROTO(outc, c)
+{
+ int rc = c;
+
+ if (interrupted) {
+ char tmp = (char) c;
+ if (write(STDOUT_FILENO, &tmp, 1) == -1)
+ rc = EOF;
+ } else {
+ rc = putc(c, stdout);
+ }
+ TPUTS_RETURN(rc);
+}
+
+static bool
+outs(char *s)
+{
+ if (valid(s)) {
+ tputs(s, 1, outc);
+ return TRUE;
+ }
+ return FALSE;
+}
+
+static void
+cleanup(void)
+{
+ outs(t_me);
+ if (!outs(t_oc))
+ outs(t_op);
+ outs(t_cl);
+ outs(t_ve);
+
+ printf("\n\n%ld total chars, rate %.2f/sec\n",
+ total_chars,
+ ((double) (total_chars) / (double) (time((time_t *) 0) - started)));
+}
+
+static void
+onsig(int n GCC_UNUSED)
+{
+ interrupted = TRUE;
+}
+
+static double
+ranf(void)
+{
+ long r = (rand() & 077777);
+ return ((double) r / 32768.);
+}
+
+static void
+my_napms(int ms)
+{
+#if defined(__MINGW32__)
+ Sleep(ms);
+#else
+ struct timeval data;
+ data.tv_sec = 0;
+ data.tv_usec = ms * 1000;
+ select(0, NULL, NULL, NULL, &data);
+#endif
+}
+
+int
+main(int argc GCC_UNUSED,
+ char *argv[]GCC_UNUSED)
+{
+ int x, y, z, p;
+ int num_colors;
+ int num_lines;
+ int num_columns;
+ double r;
+ double c;
+ char buffer[1024];
+ char area[1024];
+ char *name;
+
+ CATCHALL(onsig);
+
+ srand((unsigned) time(0));
+
+ if ((name = getenv("TERM")) == 0) {
+ fprintf(stderr, "TERM is not set\n");
+ ExitProgram(EXIT_FAILURE);
+ } else if (tgetent(buffer, name) < 0) {
+ fprintf(stderr, "terminal description not found\n");
+ ExitProgram(EXIT_FAILURE);
+ } else {
+ size_t t;
+ char *ap = area;
+ for (t = 0; t < SIZEOF(my_caps); ++t) {
+ *(my_caps[t].value) = tgetstr((NCURSES_CONST char *)
+ my_caps[t].name, &ap);
+ }
+ }
+
+ num_colors = tgetnum("Co");
+ num_lines = tgetnum("li");
+ num_columns = tgetnum("co");
+
+ outs(t_cl);
+ outs(t_vi);
+ if (num_colors > 1) {
+ if (!valid(t_AF)
+ || !valid(t_AB)
+ || (!valid(t_oc) && !valid(t_op)))
+ num_colors = -1;
+ }
+
+ r = (double) (num_lines - 4);
+ c = (double) (num_columns - 4);
+ started = time((time_t *) 0);
+
+ while (!interrupted) {
+ x = (int) (c * ranf()) + 2;
+ y = (int) (r * ranf()) + 2;
+ p = (ranf() > 0.9) ? '*' : ' ';
+
+ tputs(tgoto(t_cm, x, y), 1, outc);
+ if (num_colors > 0) {
+ z = (int) (ranf() * num_colors);
+ if (ranf() > 0.01) {
+ tputs(tgoto(t_AF, 0, z), 1, outc);
+ } else {
+ tputs(tgoto(t_AB, 0, z), 1, outc);
+ my_napms(1);
+ }
+ } else if (valid(t_me)
+ && valid(t_mr)) {
+ if (ranf() <= 0.01) {
+ outs((ranf() > 0.6)
+ ? t_mr
+ : t_me);
+ my_napms(1);
+ }
+ }
+ outc(p);
+ fflush(stdout);
+ ++total_chars;
+ }
+ cleanup();
+ ExitProgram(EXIT_SUCCESS);
+}
+#else
+int
+main(int argc GCC_UNUSED,
+ char *argv[]GCC_UNUSED)
+{
+ fprintf(stderr, "This program requires termcap\n");
+ exit(EXIT_FAILURE);
+}
+#endif
projects / ncurses.git / blobdiff